- Made spawning of floor- and ceiling huggers a little more intelligent.

SVN r1348 (trunk)

docs/rh-log.txt

@@ -1,4 +1,5 @@
 January 3, 2009  (Changes by Graf Zahl)
+- Made spawning of floor- and ceiling huggers a little more intelligent.
 - Fixed: 'None' was no longer recognized as a NULL class name by the 
   DECORATE parser.
 

src/g_hexen/a_hexenspecialdecs.cpp

@@ -132,7 +132,7 @@ IMPLEMENT_CLASS (AZCorpseLynchedNoHeart)
 void AZCorpseLynchedNoHeart::PostBeginPlay ()
 {
 	Super::PostBeginPlay ();
-	Spawn ("BloodPool", x, y, ONFLOORZ, ALLOW_REPLACE);
+	Spawn ("BloodPool", x, y, floorz, ALLOW_REPLACE);
 }
 
 //============================================================================

src/g_raven/a_minotaur.cpp

@@ -406,7 +406,7 @@ DEFINE_ACTION_FUNCTION(AActor, A_MntrFloorFire)
 	self->z = self->floorz;
 	x = self->x + (pr_fire.Random2 () << 10);
 	y = self->y + (pr_fire.Random2 () << 10);
-	mo = Spawn("MinotaurFX3", x, y, ONFLOORZ, ALLOW_REPLACE);
+	mo = Spawn("MinotaurFX3", x, y, self->floorz, ALLOW_REPLACE);
 	mo->target = self->target;
 	mo->momx = 1; // Force block checking
 	P_CheckMissileSpawn (mo);

src/g_strife/a_programmer.cpp

@@ -105,7 +105,7 @@ DEFINE_ACTION_FUNCTION(AActor, A_SpotLightning)
 	if (self->target == NULL)
 		return;
 
-	spot = Spawn("SpectralLightningSpot", self->target->x, self->target->y, ONFLOORZ, ALLOW_REPLACE);
+	spot = Spawn("SpectralLightningSpot", self->target->x, self->target->y, self->target->floorz, ALLOW_REPLACE);
 	if (spot != NULL)
 	{
 		spot->threshold = 25;

src/g_strife/a_rebels.cpp

@@ -75,7 +75,7 @@ DEFINE_ACTION_FUNCTION(AActor, A_Beacon)
 	AActor *rebel;
 	angle_t an;
 
-	rebel = Spawn("Rebel1", self->x, self->y, ONFLOORZ, ALLOW_REPLACE);
+	rebel = Spawn("Rebel1", self->x, self->y, self->floorz, ALLOW_REPLACE);
 	if (!P_TryMove (rebel, rebel->x, rebel->y, true))
 	{
 		rebel->Destroy ();

src/g_strife/a_strifeweapons.cpp

@@ -904,7 +904,7 @@ DEFINE_ACTION_FUNCTION(AActor, A_FireSigil1)
 	P_BulletSlope (self, &linetarget);
 	if (linetarget != NULL)
 	{
-		spot = Spawn("SpectralLightningSpot", linetarget->x, linetarget->y, ONFLOORZ, ALLOW_REPLACE);
+		spot = Spawn("SpectralLightningSpot", linetarget->x, linetarget->y, linetarget->floorz, ALLOW_REPLACE);
 		if (spot != NULL)
 		{
 			spot->tracer = linetarget;

src/p_mobj.cpp

@@ -4456,6 +4456,26 @@ void P_PlaySpawnSound(AActor *missile, AActor *spawner)
 	}
 }
 
+static AActor * SpawnMissile (const PClass *type, fixed_t x, fixed_t y, fixed_t z)
+{
+	AActor *th = Spawn (type, x, y, z, ALLOW_REPLACE);
+
+	if (th != NULL)
+	{
+		// Force floor huggers to the floor and ceiling huggers to the ceiling
+		if (th->flags3 & MF3_FLOORHUGGER)
+		{
+			z = th->floorz;
+		}
+		else if (th->flags3 & MF3_CEILINGHUGGER)
+		{
+			z = th->ceilingz - th->height;
+		}
+	}
+	return th;
+}
+
+
 //---------------------------------------------------------------------------
 //
 // FUNC P_SpawnMissile
@@ -4485,22 +4505,13 @@ AActor *P_SpawnMissileXYZ (fixed_t x, fixed_t y, fixed_t z,
 			type->TypeName.GetChars(), source->GetClass()->TypeName.GetChars());
 		return NULL;
 	}
-	int defflags3 = GetDefaultByType (type)->flags3;
 
-	if (defflags3 & MF3_FLOORHUGGER)
-	{
-		z = ONFLOORZ;
-	}
-	else if (defflags3 & MF3_CEILINGHUGGER)
-	{
-		z = ONCEILINGZ;
-	}
-	else if (z != ONFLOORZ)
+	if (z != ONFLOORZ && z != ONCEILINGZ) 
 	{
 		z -= source->floorclip;
 	}
 
-	AActor *th = Spawn (type, x, y, z, ALLOW_REPLACE);
+	AActor *th = SpawnMissile (type, x, y, z);
 	
 	P_PlaySpawnSound(th, source);
 	th->target = source;		// record missile's originator
@@ -4515,7 +4526,7 @@ AActor *P_SpawnMissileXYZ (fixed_t x, fixed_t y, fixed_t z,
 
 	FVector3 velocity(dest->x - source->x, dest->y - source->y, dest->z - source->z);
 	// Floor and ceiling huggers should never have a vertical component to their velocity
-	if (defflags3 & (MF3_FLOORHUGGER|MF3_CEILINGHUGGER))
+	if (th->flags3 & (MF3_FLOORHUGGER|MF3_CEILINGHUGGER))
 	{
 		velocity.Z = 0;
 	}
@@ -4609,21 +4620,14 @@ AActor *P_SpawnMissileAngleZSpeed (AActor *source, fixed_t z,
 	const PClass *type, angle_t angle, fixed_t momz, fixed_t speed, AActor *owner, bool checkspawn)
 {
 	AActor *mo;
-	int defflags3 = GetDefaultByType (type)->flags3;
 
-	if (defflags3 & MF3_FLOORHUGGER)
-	{
-		z = ONFLOORZ;
-	}
-	else if (defflags3 & MF3_CEILINGHUGGER)
-	{
-		z = ONCEILINGZ;
-	}
-	if (z != ONFLOORZ)
+	if (z != ONFLOORZ && z != ONCEILINGZ && source != NULL) 
 	{
 		z -= source->floorclip;
 	}
-	mo = Spawn (type, source->x, source->y, z, ALLOW_REPLACE);
+
+	mo = SpawnMissile (type, source->x, source->y, z);
+
 	P_PlaySpawnSound(mo, source);
 	mo->target = owner != NULL ? owner : source; // Originator
 	mo->angle = angle;

src/textures/textures.h

@@ -1,13 +1,14 @@
 #ifndef __TEXTURES_H
 #define __TEXTURES_H
 
-#include "basictypes.h"
+#include "doomtype.h"
 
 class FBitmap;
 struct FRemapTable;
 struct FCopyInfo;
 class FScanner;
 struct PClass;
+class FArchive;
 
 // Texture IDs
 class FTextureManager;